try to fix travis
try to fix travis

error was: [ERROR] Failed to execute goal org.eluder.coveralls:coveralls-maven-plugin:4.0.0:report (default) on project orientdb-gremlin: Processing of input or output data failed: Unable to parse timestamp "2016-10-14T22:30:28": Unparseable date: "2016-10-14T22:30:28" ->

orientechnologies/orientdb-gremlin,orientechnologies/orientdb-gremlin,mpollmeier/orientdb-gremlin